SCR

TP4/Ex1:/filexec.c

@@ -0,0 +1,18 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int main(int argc, char* argv[]){
+	for(int i=3;i<argc;i++){
+		wait(NULL);
+		pid_t p = fork();
+		if(p==0){
+			execl(argv[1],argv[1],argv[2],argv[i],NULL);
+			assert(0);
+		}
+	}
+	return EXIT_SUCCESS;
+}

TP4/Ex1:/parexec.c

@@ -0,0 +1,18 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int main(int argc, char* argv[]){
+	for(int i=2;i<argc;i++){
+		wait(NULL);
+		pid_t p = fork();
+		if(p==0){
+			execl(argv[1],argv[1],argv[i],NULL);
+			assert(0);
+		}
+	}
+	return EXIT_SUCCESS;
+}

TP4/Ex1:/rebours.c

@@ -0,0 +1,19 @@
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+int main(int argc, char* argv[])
+{
+	assert(argc == 2);
+
+	int value = strtol(argv[1], NULL, 0);
+	pid_t p =  getpid();
+	printf("%d: debut\n",p);
+	for(int i = value; i>0; i--){
+		printf("%d: %d\n",p,i);
+		sleep(1);
+	}
+	printf("%d: fin\n",p);
+	return EXIT_SUCCESS;
+}